You should not mix hot food with cold food onto one plate at a buffet .

助餐时不可把冷食，热菜和点心类食物混装在一个盘子里。

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In addition, the kitchen chopping board must be separated from raw and cooked, should not mix.

另外，厨房内的案板一定要生熟分开，不能混用。

youdao

While a superior testing effort should include a mix of different approaches, requirements-based testing should not be ignored.

虽然较好的测试工作应该将不同的方法集成起来，但是不应该忽视基于需求的测试。

youdao

There should be a hint of wine in the mix, but the alcohol should not leave an aftertaste.

WSJ: In Search Of: Switzerland's Best Fondue

If so, markets, not governments or academics, are the best deciders as to what the mix of work should be.

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